Alert archive / Alabama / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 187, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at May 9, 2006, 3:31 PM CDT for Marengo County, Alabama. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 9, 2006, 3:31 PM CDT (20:31 UTC)
- Expired
- May 9, 2006, 4:00 PM CDT
- In force
- 29 min
- Issued by
- NWS Birmingham, AL
- Area
- Counties, with a storm outline in the text
County Marengo County, AL
The radar
The Birmingham radar (KBMX), 140 km from the middle of the area, began a volume at 20:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.5 hours before the alert went out and 140 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 84 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 587 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Birmingham, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 9, 11:13 AM CDT, 4 hours 18 minutes earlier.
Area forecast discussion, May 9, 11:13 AM CDT, 4 hours 18 minutes before
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</html>Hazardous weather outlook, May 9, 1:27 PM CDT, 2 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BIRMINGHAM AL 127 PM CDT TUE MAY 9 2006 ALZ011>015-017>050-101830- AUTAUGA-BARBOUR-BIBB-BLOUNT-BULLOCK-CALHOUN-CHAMBERS-CHEROKEE- CHILTON-CLAY-CLEBURNE-COOSA-DALLAS-ELMORE-ETOWAH-FAYETTE-GREENE-HALE- JEFFERSON-LAMAR-LEE-LOWNDES-MACON-MARENGO-MARION-MONTGOMERY-PERRY- PICKENS-PIKE-RANDOLPH-RUSSELL-SHELBY-ST CLAIR-SUMTER-TALLADEGA- TALLAPOOSA-TUSCALOOSA-WALKER-WINSTON- 127 PM CDT TUE MAY 9 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM. .DAY ONE...THIS AFTERNOON AND TONIGHT. A FEW SEVERE STORMS ARE POSSIBLE THIS AFTERNOON THROUGH 10 PM TONIGHT ACROSS WESTERN ALABAMA GENERALLY WEST OF A LINE FROM DOUBLE SPRINGS...TO TUSCALOOSA TO SELMA. NICKEL SIZE HAIL AND DAMAGING STRAIGHT LINE WINDS TO 60 MPH APPEAR TO BE THE GREATEST THREAT. THESE STORMS WILL APPROACH FROM THE SOUTHWEST AS DIURNALLY DRIVEN STORMS INITIATE OVER CENTRAL MISSISSIPPI...AND ALSO FROM THE NORTHWEST AS A COMPLEX OF STORMS MOVES INTO THE AREA. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. THERE IS A CHANCE FOR SEVERE THUNDERSTORMS ACROSS THE ENTIRE AREA WEDNESDAY AFTERNOON AND OVERNIGHT...BETWEEN 3 PM AND 2 AM. THE AREA OF GREATEST CONCERN EXISTS WEST OF A LINE FROM HALEYVILLE...TO TUSCALOOSA...TO EUTAW. LARGE HAIL AND DAMAGING WINDS APPEAR TO BE MAIN HAZARDS. A LARGE COMPLEX OF THUNDERSTORMS IS EXPECTED TO MOVE ACROSS THE MISSISSIPPI RIVER VALLEY TOMORROW MORNING. THIS COMPLEX MAY OR MAY NOT DIRECTLY IMPACT CENTRAL ALABAMA BUT IS EXPECTED TO LAY DOWN OUTFLOW BOUNDARIES THAT MAY ENHANCE THUNDERSTORMS LATER IN THE DAY. A COLD FRONT WILL SWEEP ACROSS ALABAMA TOMORROW AFTERNOON AND OVERNIGHT...CAUSING ANOTHER ROUND OF STRONG TO SEVERE STORMS. SCATTERED STORMS ARE EXPECTED TO INITIATE BY 3 PM...EVENTUALLY EVOLVING INTO A LARGE SQUALL LINE AHEAD OF THE COLD FRONT...AND MOVE ACROSS CENTRAL ALABAMA DURING THE LATE AFTERNOON AND OVERNIGHT HOURS. THE STORM PREDICTION CENTER HAS PORTIONS OF WESTERN ALABAMA... INCLUDING PORTIONS OF WINSTON...MARION...FAYETTE...LAMAR... TUSCALOOSA...PICKENS...GREEN...AND SUMTER COUNTIES UNDER A MODERATE RISK FOR SEVERE WEATHER. THE REMAINDER OF CENTRAL ALABAMA IS UNDER A SLIGHT RISK FOR SEVERE WEATHER ACCORDING TO THE STORM PREDICTION CENTER. NO ADDITIONAL HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL MAY BE NECESSARY THIS AFTERNOON AND TONIGHT...AND AGAIN WEDNESDAY AFTERNOON AND NIGHT. 12/SIRMON
In the hours before
Local storm report, May 9, 2:27 PM CDT, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
227 PM CDT TUE MAY 09 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0210 PM HAIL N EMELLE 32.73N 88.32W
05/09/2006 E0.25 INCH SUMTER AL POST OFFICE
&&
80Special weather statement, May 9, 3:03 PM CDT, 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 303 PM CDT TUE MAY 9 2006 ALZ039-092030- MARENGO- 303 PM CDT TUE MAY 9 2006 ...SIGNIFICANT WEATHER ALERT IN EFFECT FOR MARENGO COUNTY UNTIL 330 PM CDT... ...SMALL HAIL IS POSSIBLE FROM AN APPROACHING THUNDERSTORM... ...WINDS 35 TO 45 MILES AN HOUR ARE POSSIBLE FROM AN APPROACHING THUNDERSTORM... AT 302 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 9 MILES SOUTHWEST OF MYRTLEWOOD...MOVING NORTHEAST AT 35 MPH. THIS THUNDERSTORM WILL AFFECT AREAS IN AND NEAR MYRTLEWOOD... LINDEN...PROVIDENCE...DAYTON AND CHICKASAW STATE PARK THROUGH 330 PM CDT. THE PRIMARY THREAT FROM THESE STORMS IS SMALL HAIL. HAIL UP TO ONE HALF INCH IN DIAMETER...IS POSSIBLE. IF YOU ARE OUTDOORS IN THE VICINITY OF THESE STORMS...TAKE SHELTER NOW. 12/SIRMON
Special weather statement, May 9, 3:25 PM CDT, 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 325 PM CDT TUE MAY 9 2006 ALZ039-092100- MARENGO- 325 PM CDT TUE MAY 9 2006 ...SIGNIFICANT WEATHER ALERT IN EFFECT FOR MARENGO COUNTY UNTIL 400 PM CDT... ...FREQUENT CLOUD TO GROUND LIGHTNING IS POSSIBLE FROM AN APPROACHING THUNDERSTORM... ...SMALL HAIL IS POSSIBLE FROM AN APPROACHING THUNDERSTORM... AT 322 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM OVER LINDEN...MOVING EAST AT 30 MPH. THIS THUNDERSTORM WILL AFFECT AREAS IN AND NEAR LINDEN...CHICKASAW STATE PARK...DAYTON AND THOMASTON THROUGH 400 PM CDT. THE PRIMARY THREAT FROM THESE STORMS IS SMALL HAIL. HAIL UP TO ONE HALF INCH IN DIAMETER...IS POSSIBLE. IF YOU ARE OUTDOORS IN THE VICINITY OF THESE STORMS...TAKE SHELTER NOW. 12/SIRMON
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 1:58 PM CDT | Severe Thunderstorm Warning | BMX | Sumter | 21 min |
| May 9, 4:30 PM CDT | Severe Thunderstorm Warning | BMX | Marion | 45 min |
| May 9, 4:52 PM CDT | Severe Thunderstorm Warning | BMX | Lamar | 38 min |
| May 9, 5:10 PM CDT | Severe Thunderstorm Warning | BMX | Fayette, Lamar, Marion, Winston | 50 min |
| May 9, 5:34 PM CDT | Severe Thunderstorm Warning | BMX | Pike | 26 min |
| May 9, 5:56 PM CDT | Severe Thunderstorm Warning | BMX | Walker, Winston | 34 min |
| May 9, 5:59 PM CDT | Severe Thunderstorm Warning | BMX | Pike | 31 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2006Every severe thunderstorm warning in 2006
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.